Home / 404,574,669.72-558,176,372.34-263,381,599.80

Finding the Fourth Proportional to 404,574,669.72, 558,176,372.34 and 263,381,599.80

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Solution

The fourth proportional to 404,574,669.72, 558,176,372.34 and 263,381,599.80 is: 363,377,633.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,574,669.72 : 558,176,372.34 = 263,381,599.80 : x
  2. Step 2: Convert to fraction form
    404,574,669.72/558,176,372.34 = 263,381,599.80/x
  3. Step 3: Cross multiply
    404,574,669.72x = 558,176,372.34 × 263,381,599.80
  4. Step 4: Simplify right side
    404,574,669.72x = 147,013,385,917,469,696
  5. Step 5: Solve for x
    x = 147,013,385,917,469,696/404,574,669.72
  6. Step 6: Final answer
    x = 363,377,633.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.